For the Inventor, By the Inventor

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San Jose, CA, United States of America

Hoya Corporation USA

USPTO Granted Patents = 35

% Expired Patents = 60.0

CIPO Patents = 3

EPO Patents = 7

Forward Citations = 347

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20 inventors (with patents filed for the assignee):

Joel S Paslaski (21 out of 39 patents)

Henry A Blauvelt (20 out of 76 patents)

David W Vernooy (18 out of 51 patents)

4. Rolf Andreas Wyss (10 out of 11 patents)

5. Peter C Sercel (7 out of 15 patents)

6. Albert Michael Benzoni (5 out of 10 patents)

7. Kerry J Vahala (5 out of 72 patents)

8. Araceli Ruiz (3 out of 3 patents)

9. Toshiaki Sonehara (3 out of 14 patents)

10. Charles I Grosjean (2 out of 12 patents)

11. Hao Lee (2 out of 6 patents)

12. Franklin G Monzon (2 out of 8 patents)

13. Katrina H Nguyen (2 out of 4 patents)

14. Henry A Blauvlet (1 out of 1 patent)

15. Gerald C Byrd (1 out of 1 patent)

35 patents: Sort by Forward Citations

1. 9178622 - Cross-talk reduction in a bidirectional optoelectronic device (2015-11-03),

2. 9151890 - Optical waveguide splitter on a waveguide substrate for attenuating a light source (2015-10-06),

3. 9151664 - Submount for optoelectronic, optical, or photonic components (2015-10-06),

4. 8995813 - Optical waveguide attenuator for a polarized light source (2015-03-31),

5. 8867872 - Optical waveguide splitter on a waveguide substrate for attenuating a light source (2014-10-21),

6. 8861970 - Cross-talk reduction in a bidirectional optoelectronic device (2014-10-14),

7. 8750712 - Cross-talk reduction in a bidirectional optoelectronic device (2014-06-10),

8. 8346097 - Light source for a passive optical network (2013-01-01),

9. 8260104 - Multiple-core planar optical waveguides and methods of fabrication and use thereof (2012-09-04),

10. 7945166 - Independent upstream/downstream bandwidth allocations in a common hybrid telecommunications network (2011-05-17),

11. 7945132 - Laser and photodetector coupled by planar waveguides (2011-05-17),

12. 7943894 - Optical element for free-space propagation between an optical waveguide and another optical waveguide, component, or device (2011-05-17),

13. 7943229 - Suppression of stray light propagation in a substrate (2011-05-17),

14. 7885499 - Optical junction apparatus and methods employing optical power transverse-transfer (2011-02-08),

15. 7853103 - Optical junction apparatus and methods employing optical power transverse-transfer (2010-12-14),

Hoya Corporation USA is a leading global technology and electronics company, specializing in imaging products, medical devices, and optical lenses. With a strong commitment to innovation and quality, Hoya Corporation USA serves a wide range of industries and customers worldwide.

Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

35 Patents

#237 in San Jose, CA

#2,305 in California

#9,736 in US

#19,137 in the World

San Jose, CA, United States of America

Hoya Corporation USA

Forward Citations = 347

20 inventors:

Joel S Paslaski (21 out of 39 patents)

Henry A Blauvelt (20 out of 76 patents)

David W Vernooy (18 out of 51 patents)

4. Rolf Andreas Wyss (10 out of 11 patents)

5. Peter C Sercel (7 out of 15 patents)

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